Table base



FIG. 1 is a perspective view of a table base showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view; and,

FIG. 4 is a typical side elevational view.

The broken lines are for environmental purposes only and form no part of the claimed design. 

The ornamental design for a table base, as shown and described. 